castellan
PyPIIs castellan safe to use?
Based on the latest brin safety scan, no vulnerabilities or threats were detected for castellan v5.5.0. Trust score: 90/100. No known CVE vulnerabilities, no detected threat patterns, and no suspicious capabilities identified. This is an automated, point-in-time assessment.
Install (safety-checked)
castellan Passed Security Checks
No security concerns detected
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No Concerns Detected
No security concerns detected in the latest brin assessment. This is an automated, point-in-time evaluation — security posture may change.
This is an automated, point-in-time assessment and may contain errors. Findings are risk indicators, not confirmed threats. Security posture may change over time. Maintainers can dispute findings via the brin review process.
castellan Capabilities & Permissions
What castellan can access when installed. Review these capabilities before using with AI agents like Cursor, Claude Code, or Codex.
Network Access
This package makes network requests.
Filesystem Access
Writes to the filesystem.
Environment Variables
Accesses the following environment variables.
Native Modules
Contains native code that runs outside the JavaScript sandbox.
AGENTS.md for castellan
Good instructions lead to good results. brin adds castellan documentation to your AGENTS.md so your agent knows how to use it properly—improving both safety and performance.
brin initVercel's research: 100% accuracy with AGENTS.md vs 53% without →
castellan Documentation & Source Code
For the full castellan README, API documentation, and source code, visit the official package registry.
Frequently asked questions about castellan safety
Install (safety-checked)
Weekly Downloads
Version
5.5.0Last Scanned
Trust Score
Capabilities
Connects to: 127.0.0.1, docs.openstack.org, test-server.org...
Writes files
Accesses: VAULT_TEST_ROOT_TOKEN, VAULT_TEST_URL
Contains native modules